Home / 11,537.15-17,301.47-4,139.82

Finding the Fourth Proportional to 11,537.15, 17,301.47 and 4,139.82

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Solution

The fourth proportional to 11,537.15, 17,301.47 and 4,139.82 is: 6,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.15 : 17,301.47 = 4,139.82 : x
  2. Step 2: Convert to fraction form
    11,537.15/17,301.47 = 4,139.82/x
  3. Step 3: Cross multiply
    11,537.15x = 17,301.47 × 4,139.82
  4. Step 4: Simplify right side
    11,537.15x = 71,624,950.84
  5. Step 5: Solve for x
    x = 71,624,950.84/11,537.15
  6. Step 6: Final answer
    x = 6,208.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.